Hi, I am to hosting the central cloud in virtualized environment and trying to bootstrap the edge from central. But as soon as I add the edge in to central, Central active VM went down with below error. I am not getting, what is going wrong here. Any pointer to solve this issue? [Diagram Description automatically generated] -04-01 16:06:56.392 9101 INFO dcmanager.audit.subcloud_audit_manager [-] All subcloud audits have completed. 2021-04-01 16:07:02.331 9556 INFO eventlet.wsgi.server [req-f8cce17b-7024-4e37-bdd7-3e2f432e1aa7 73ef5a9550864797ac024acc561ab889 - - default default] 10.10.11.4 "POST /v1.0/subclouds/ HTTP/1.1" status: 200 len: 783 time: 1.0554130 2021-04-01 16:07:02.336 8665 INFO dcmanager.manager.service [req-f8cce17b-7024-4e37-bdd7-3e2f432e1aa7 73ef5a9550864797ac024acc561ab889 - - default default] Handling add_subcloud request for: commscope1 2021-04-01 16:07:02.340 8665 INFO dcmanager.manager.subcloud_manager [req-f8cce17b-7024-4e37-bdd7-3e2f432e1aa7 73ef5a9550864797ac024acc561ab889 - - default default] Adding subcloud commscope1. 2021-04-01 16:07:03.573 8665 INFO dccommon.drivers.openstack.sysinv_v1 [req-f8cce17b-7024-4e37-bdd7-3e2f432e1aa7 73ef5a9550864797ac024acc561ab889 - - default default] Creating route: interface: b0540884-f940-4af9-91a1-f87157c04988 dest: 10.214.6.0/24 gateway: 10.10.11.1 metric 1 2021-04-01 16:07:08.339 8665 INFO dccommon.drivers.openstack.sysinv_v1 [req-f8cce17b-7024-4e37-bdd7-3e2f432e1aa7 73ef5a9550864797ac024acc561ab889 - - default default] Creating route: interface: 99cc1e4e-5c34-4779-b124-db9692e41c18 dest: 10.214.6.0/24 gateway: 10.10.11.1 metric 1 2021-04-01 16:07:16.394 9101 INFO dcmanager.audit.subcloud_audit_manager [-] Triggered subcloud audit. 2021-04-01 16:07:16.418 9101 INFO dcmanager.audit.subcloud_audit_manager [-] Waiting for subcloud audits to complete. 2021-04-01 16:07:16.418 9101 INFO dcmanager.audit.subcloud_audit_manager [-] All subcloud audits have completed. 2021-04-01 16:07:18.588 8665 ERROR dcmanager.manager.subcloud_manager [-] Failed to run the subcloud bootstrap playbook for subcloud commscope1, check individual log at /var/log/dcmanager/commscope1_bootstrap_2021-04-01-16-07-15.log for detailed output.: CalledProcessError: Command 'ansible-playbook' returned non-zero exit status 4 2021-04-01 16:07:36.422 9101 INFO dcmanager.audit.subcloud_audit_manager [-] Triggered subcloud audit. 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines [-] Database connection was found disconnected; reconnecting: DBConnectionError: (psycopg2.OperationalError) server closed the connection unexpectedly This probably means the server terminated abnormally before or while processing the request. [SQL: 'SELECT 1'] 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines Traceback (most recent call last): 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/engines.py", line 73, in _connect_ping_listener 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines connection.scalar(select([1])) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 877, in scalar 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines return self.execute(object, *multiparams, **params).scalar() 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 945, in execute 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines return meth(self, multiparams, params) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/sql/elements.py", line 263, in _execute_on_connection 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines return connection._execute_clauseelement(self, multiparams, params) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1053, in _execute_clauseelement 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines compiled_sql, distilled_params 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1189, in _execute_context 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines context) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1398, in _handle_dbapi_exception 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines util.raise_from_cause(newraise, exc_info) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/compat.py", line 203, in raise_from_cause 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines reraise(type(exception), exception, tb=exc_tb, cause=cause) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1182, in _execute_context 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines context) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 470, in do_execute 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines cursor.execute(statement, parameters) 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines DBConnectionError: (psycopg2.OperationalError) server closed the connection unexpectedly 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines This probably means the server terminated abnormally 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines before or while processing the request. 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines [SQL: 'SELECT 1'] 2021-04-01 16:07:36.439 9101 ERROR oslo_db.sqlalchemy.engines 2021-04-01 16:07:41.619 9054 INFO oslo_service.service [-] Caught SIGTERM, stopping children 2021-04-01 16:07:41.630 9054 INFO oslo.service.wsgi [-] Stopping WSGI server. 2021-04-01 16:07:41.631 9054 INFO oslo_service.service [-] Waiting on 2 children to exit 2021-04-01 16:07:41.637 9555 INFO oslo.service.wsgi [-] Stopping WSGI server. 2021-04-01 16:07:41.640 9555 INFO eventlet.wsgi.server [-] (9555) wsgi exited, is_accepting=True 2021-04-01 16:07:41.640 9556 INFO oslo.service.wsgi [-] Stopping WSGI server. 2021-04-01 16:07:41.648 9556 INFO eventlet.wsgi.server [-] (9556) wsgi exited, is_accepting=True 2021-04-01 16:07:41.653 9054 INFO oslo_service.service [-] Child 9555 exited with status 0 2021-04-01 16:07:41.658 9054 INFO oslo_service.service [-] Child 9556 exited with status 0